Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
screw thread form
|
| gptkbp:alsoKnownAs |
gptkb:United_States_Standard_thread
|
| gptkbp:application |
engineering
machinery fasteners |
| gptkbp:basisFor |
gptkb:Unified_Thread_Standard
|
| gptkbp:crest |
flat
|
| https://www.w3.org/2000/01/rdf-schema#label |
Sellers screw thread
|
| gptkbp:introducedIn |
1864
|
| gptkbp:inventedBy |
gptkb:William_Sellers
|
| gptkbp:replacedBy |
gptkb:Unified_Thread_Standard
|
| gptkbp:shape |
flat
|
| gptkbp:standardizedBy |
gptkb:Franklin_Institute
|
| gptkbp:threadAngle |
60 degrees
|
| gptkbp:usedIn |
gptkb:Canada
gptkb:United_States |
| gptkbp:bfsParent |
gptkb:William_Sellers
|
| gptkbp:bfsLayer |
5
|